diff makeitso/python_package/{{package}}/{{main}}.py @ 210:ab726b2f3143

arbitrary python requirements, the bad way
author Jeff Hammel <k0scist@gmail.com>
date Wed, 25 Mar 2015 12:09:15 -0700
parents 04c5464355b8
children b4a3e8bbe095
line wrap: on
line diff
--- a/makeitso/python_package/{{package}}/{{main}}.py	Sat Feb 28 16:08:45 2015 -0800
+++ b/makeitso/python_package/{{package}}/{{main}}.py	Wed Mar 25 12:09:15 2015 -0700
@@ -12,6 +12,18 @@
 import sys
 import time
 
+# python requirements
+# (key, value) = (module, PyPI name)
+requirements = ()
+for module, package in requirements:
+    try:
+        globals()[module] = __import__(module)
+    except ImportError:
+        # install requirement and try again
+        subprocess.check_call(['pip', 'install', package])
+        args = [sys.executable] + sys.argv
+        os.execl(sys.executable, *args)
+
 # module globals
 __all__ = ['main', 'Parser']
 here = os.path.dirname(os.path.realpath(__file__))